Extrusion for LED based lighting apparatus



FIG. 1 is a front perspective view of the extrusion for LED based lighting apparatus, showing the new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is another left side view thereof;

FIG. 8 is a rear view thereof;

FIG. 9 is another right side view thereof;

FIG. 10 is a front view thereof;

FIG. 11 is a front perspective exploded view thereof; and,

FIG. 12 is a rear perspective exploded view thereof.

The uniformly dashed lines shown in the drawings illustrate portions of the extrusion for LED based lighting apparatus which form no part of the claimed design. 

CLAIM The ornamental design for a extrusion for LED based lighting apparatus, as shown and described. 